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authorIngo Molnar <mingo@kernel.org>2013-11-30 15:20:15 +0100
committerIngo Molnar <mingo@kernel.org>2013-11-30 15:20:15 +0100
commit962d9c5757b2ebd30678a88a4f475ae997f4d5dd (patch)
treea5cda5e21e30600cfab73d30bc544dc79493c3a4 /lib/Kconfig
parentDocumentation/robust-futex-API: Count properly to 4 (diff)
downloadlinux-962d9c5757b2ebd30678a88a4f475ae997f4d5dd.tar.xz
linux-962d9c5757b2ebd30678a88a4f475ae997f4d5dd.zip
Revert "smp/cpumask: Make CONFIG_CPUMASK_OFFSTACK=y usable without debug dependency"
This reverts commit 9dd1220114e00d8ec5cdc20085bbe198b21e1985. Revert it until Linus's concerns are addressed: this option should not allow nonsensical CONFIG_CPUMASK_OFFSTACK and CONFIG_NR_CPUS values, and it should probably select sane defaults as well. Cc: Josh Boyer <jwboyer@fedoraproject.org> Cc: Rusty Russell <rusty@rustcorp.com.au> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl> Link: http://lkml.kernel.org/n/tip-etcruvuw9neycYf0Rripxrjv@git.kernel.org Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to '')
-rw-r--r--lib/Kconfig3
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/Kconfig b/lib/Kconfig
index 3f7fb4de6ee7..06dc74200a51 100644
--- a/lib/Kconfig
+++ b/lib/Kconfig
@@ -342,8 +342,7 @@ config CHECK_SIGNATURE
bool
config CPUMASK_OFFSTACK
- bool "Force CPU masks off stack"
- depends on SMP
+ bool "Force CPU masks off stack" if DEBUG_PER_CPU_MAPS
help
Use dynamic allocation for cpumask_var_t, instead of putting
them on the stack. This is a bit more expensive, but avoids